CVE-2019-12098

In the client side of Heimdal before 7.6.0, failure to verify anonymous PKINIT PA-PKINIT-KX key exchange permits a man-in-the-middle attack. This issue is in krb5_init_creds_step in lib/krb5/init_creds_pw.c.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.4 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 87%
VendorProductVersion
heimdal_projectheimdal
𝑥
< 7.6.0
opensusebackports_sle
15.0
opensusebackports_sle
15.0:sp1
opensuseleap
15.0
opensuseleap
15.1
opensuseleap
42.3
debiandebian_linux
9.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
heimdal
bullseye (security)
7.7.0+dfsg-2+deb11u3
fixed
bullseye
7.7.0+dfsg-2+deb11u3
fixed
bookworm
7.8.git20221117.28daf24+dfsg-2
fixed
sid
7.8.git20221117.28daf24+dfsg-8
fixed
trixie
7.8.git20221117.28daf24+dfsg-8
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
heimdal
kinetic
not-affected
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
not-affected
eoan
not-affected
disco
ignored
cosmic
ignored
bionic
Fixed 7.5.0+dfsg-1ubuntu0.1
released
xenial
Fixed 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm1
released
trusty
Fixed 1.6~git20131207+dfsg-1ubuntu1.2+esm1
released
References